Which of the Following Is Correct About the Composition of Canadian

question 13

Multiple Choice

Which of the following is correct about the composition of Canadian families in 2011?

• A) Roughly one in four families were single-earner families.
• B) There were more single-earner than dual-earner families.
• C) There was roughly the same number of single-female-earner families as single-male-earner families.
• D) About half of lone-parent families were headed by men.

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Definitions:

Membrane Channel Protein

Membrane channel proteins are integral parts of cellular membranes, facilitating the selective transport of ions and molecules across the membrane.

Peripheral Protein

Proteins that are located on the outer surfaces of the lipid bilayer of cell membranes, not embedded within the lipid layer but often attached to integral proteins.

Protein Synthesis

The process by which cells produce proteins by decoding the information contained within genes.

ATP Synthesis

The process by which cells produce adenosine triphosphate (ATP), a molecule that stores and transports chemical energy within cells.